package DataService;

import VO.UserVO;

public interface UserBLService {
	
	public ResultMessage login (int id, String password);
	
	public ResultMessage register (int id, String password);
	
	public ResultMessage changePassword (int id,String password,String newPassword,String newPassword2);
	
	public UserVO get(int i);	
	
	public ResultMessage update(UserVO vo);
}
